nounEtymology: by folk etymology from Northern Straits (Salishan language of southern Vancouver Island and nearby islands) sə́qəy̓Date: 1869
a commercially important Pacific salmon (Oncorhynchus nerka) that is greenish blue above and silvery below when sexually immature and turns red with a greenish head when ascending rivers to spawn which it does chiefly from the Columbia northward — called also red salmon, sockeye — compare kokanee

sockeye salmon virus — infectious haematopoietic necrosis (an acute Rhabdovirus group viral disease of salmonids transmitted from fish to fish and by eggs in western North America, e.g. in chinook and sockeye salmon and rainbow trout. The disease destroys the… … Dictionary of ichthyology

Salmon — is the common name for several species of fish of the family Salmonidae. Several other fish in the family are called trout. Salmon live in both the Atlantic and Pacific Oceans, as well as the Great Lakes and other land locked lakes.Typically,… … Wikipedia